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      1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "net/base/keygen_handler.h"
      6 
      7 #include "base/logging.h"
      8 #include "crypto/nss_crypto_module_delegate.h"
      9 #include "crypto/nss_util.h"
     10 #include "crypto/nss_util_internal.h"
     11 #include "crypto/scoped_nss_types.h"
     12 #include "net/third_party/mozilla_security_manager/nsKeygenHandler.h"
     13 
     14 // PSM = Mozilla's Personal Security Manager.
     15 namespace psm = mozilla_security_manager;
     16 
     17 namespace net {
     18 
     19 std::string KeygenHandler::GenKeyAndSignChallenge() {
     20   // Ensure NSS is initialized.
     21   crypto::EnsureNSSInit();
     22 
     23   crypto::ScopedPK11Slot slot;
     24   if (crypto_module_delegate_)
     25     slot = crypto_module_delegate_->RequestSlot().Pass();
     26   else
     27     slot.reset(crypto::GetPrivateNSSKeySlot());
     28   if (!slot.get()) {
     29     LOG(ERROR) << "Couldn't get private key slot from NSS!";
     30     return std::string();
     31   }
     32 
     33   // Authenticate to the token.
     34   if (SECSuccess !=
     35       PK11_Authenticate(
     36           slot.get(),
     37           PR_TRUE,
     38           crypto_module_delegate_ ? crypto_module_delegate_->wincx() : NULL)) {
     39     LOG(ERROR) << "Couldn't authenticate to private key slot!";
     40     return std::string();
     41   }
     42 
     43   return psm::GenKeyAndSignChallenge(key_size_in_bits_, challenge_, url_,
     44                                      slot.get(), stores_key_);
     45 }
     46 
     47 void KeygenHandler::set_crypto_module_delegate(
     48       scoped_ptr<crypto::NSSCryptoModuleDelegate> delegate) {
     49   crypto_module_delegate_ = delegate.Pass();
     50 }
     51 
     52 }  // namespace net
     53